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Finding the Fourth Proportional to 2,747.00, 4,121.04 and 897.62

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Solution

The fourth proportional to 2,747.00, 4,121.04 and 897.62 is: 1,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.00 : 4,121.04 = 897.62 : x
  2. Step 2: Convert to fraction form
    2,747.00/4,121.04 = 897.62/x
  3. Step 3: Cross multiply
    2,747.00x = 4,121.04 × 897.62
  4. Step 4: Simplify right side
    2,747.00x = 3,699,123.44
  5. Step 5: Solve for x
    x = 3,699,123.44/2,747.00
  6. Step 6: Final answer
    x = 1,346.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.